armbian_build/patch/kernel/archive/rockchip-6.12/patches.armbian/general-dwc2-fix-wait-peripheral.patch
2024-11-30 13:07:31 +01:00

27 lines
777 B
Diff

From e477f1546f2739e9ea053d677f421e01a9babff4 Mon Sep 17 00:00:00 2001
From: Paolo Sabatino <paolo.sabatino@gmail.com>
Date: Sat, 2 Mar 2024 21:56:44 +0100
Subject: [PATCH] dwc2: add fixes for rk322x peripheral mode
---
drivers/usb/dwc2/core.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c
index 5635e4d7ec88..0a3d387a497a 100644
--- a/drivers/usb/dwc2/core.c
+++ b/drivers/usb/dwc2/core.c
@@ -532,6 +532,9 @@ void dwc2_force_mode(struct dwc2_hsotg *hsotg, bool host)
gusbcfg |= set;
dwc2_writel(hsotg, gusbcfg, GUSBCFG);
+ /* On some rockchip platforms, this fixes hang on reset in peripheral mode */
+ msleep(10);
+
dwc2_wait_for_mode(hsotg, host);
return;
}
--
2.34.1